The first order rate constant for the decomposition of a certain hormone in water at 25 degrees C is 3.42 x 10-4 day-1.  a)If a 0.0200 M solution of the hormone is stored at 25 degrees C for 2 months, what will its concentration be at the end of that period? b)How long will it take for the ocncentration of the oslution to drop from 0.0200 M to 0.00350 M? c)What is the half-life of the hormone?

Q: The gas phase decomposition of sulfuryl chloride at 600 K so,Cl,(g) → SO2(g) + Cl(g) is first order…

A:

Q: Nitrous acid, HNO2, slowly decomposes and follows second order kinetics. (k= 4.09 x 10-4 M-¹-s-¹)…

A: In the given question->Rate constant (k) = 4.09 × 10-4 M-1.s-1Initial concentration (a0) = 0.135…

Q: X, M exp.#1: 8.0 1.0 exp.#2: 4.0 2.0 exp.#3: 64 1.0 A) the order of X = _ B) the order of Y = _ C)…

A: We will calculate rate constant and order

Q: When  the reaction of     2 NO2(g) → N2O4(g)  goes through the second order kinetics. Find the…

A: Given- Reaction 2 NO2(g) → N2O4(g) Order of reaction = 2 Initial concentration of NO2 = 1.66 M Final…

Q: (c) The rate constant for a certain reaction is 2.52 x 10 *s' at 463K and 6.30 x 10°s at 503 K.…

A: The question is based on the concept of chemical kinetics. we have been given rate constant values…

Q: The following data are for the gas phase decomposition of dimethyl ether at 500 °C. CH3OCH3(g) →→→…

A: Given -> CH3OCH3(g) ----> CH4(g) + H2(g) + CO(g)  Half life is the time at which concentration…

Q: Urea (NH2CONH2), which is the end product in protein metabolism in animals, undergoes decomposition…

A: The reaction follows forst order kinetics.

Q: 4-arr For the gas phase isomerization of cyclopropane, (CH2)3 >CH;CH=CH, the rate constant has been…

A:

Q: A certain reaction with an activation energy of 145 kJ/mol was run at 485 K and again at 505 K .…

A:

Q: Suppose the reduction of nitric oxide proceeds by the following mechanism: step elementary reaction…

A: The reduction of nitric oxide proceeds by the following mechanism: Step 1  H2g + 2NOg →K1 N2Og +…

Q: Select all of the reactions that must go through more than one transition state. OA +B - P; reaction…

A:

Q: In a study of the gas phase decomposition of nitrosyl chloride at 400 K NOCI(g)NO(g) + ½ Cl2(g) the…

A:

Q: The gas phase decomposition of NO2, 2 NO2(g) → 2 NO (g) + 02(g), is studied at 383 °C, giving the…

A:

Q: The rate constant for this second‑order reaction is 0.230 M−1⋅s−1 at 300 ∘C. A⟶products How long,…

A: For a second order reactions, rate of reaction is directly proportional to products of concentration…

Q: Write a rate law for the reaction, including the value of k. 0.11M/s=K[0.8] to the zero order.

A:

Q: A certain reaction has an activation energy of 66.90 kJ/mol. At what Kelvin temperature will the…

A: It is based on the concept of Arrhenius theory of rate constant.  Here we are required to find the…

Q: The decomposition reaction of N2O5 in carbon tetrachloride is 2 N2O5 +4 NO2 + O2. The rate law is…

A: The rate law is nothing but a mathematical relation between the concentration of reactants and the…

Q: The rate constant for this second‑order reaction is 0.750 M−1⋅s−1 at 300 ∘C.   A⟶products   How…

A:

Q: The activation energy of a certain reaction is 49.8 kJ/mol. At 26 °C, the rate constant is 0.0190s-1…

A: The problem is asking us to find the temperature at which a reaction would go twice as fast. We are…

Q: For the decomposition of hydrogen peroxide in dilute sodium hydroxide at 20 °C 2 HyOz(aq)—+2 H,O(I)…

A:

Q: The hydrolysis of sucrose (C12H22O11) into glucose and fructose in acidic water has a rate constant…

A:

Q: The gas phase decomposition of phosphine at 120 °C PH3(g) → 1/4 P,(g) + 3/2 H2(g) is first order in…

A: PH3(g) ....> 1/4 P4(g) + 3/2 H2(g)  Given that  Rate = k[PH3]1 k = 1.80×10-2 s-1 Reaction is of…

Q: The reaction                         2 PF5  →  2 PF4 + F2 occurs with a rate constant of 0.0076…

A: The reaction in the question is given as-                                                2 PF5  →  2…

Q: this question. The gas phase decomposition of hydrogen peroxide at 400 °C H202(g)H20(g) + ½ 02(g) is…

A:

Q: The reaction of sucrose with water in an acidic solution is C12H22011 H20 C6H1206 + C6H1206 +…

A: Concentration remaining after particular time can be calculated for first order reaction using…

Q: This is based on the binding of glucose to hexokinase.  The enzyme concentrations are constantly…

A: Solution -

Q: The rate constant for a certain reaction is k = 1.60×10-³ s-¹. If the initial reactant concentration…

A:

Q: The following data are for the decomposition of hydrogen peroxide in dilute sodium hydroxide at 20…

A: The half-life of a radioactive isotope is the time required for one-half of the radioactive isotope…

Q: At a certain temperature the rate of this reaction is first order in Cl,0, with a rate constant of…

A:

Q: 30. The following data were collected for a certain reaction of the type: A → products Time, min…

A:

Q: The rate constant for this second‑order reaction is 0.570 M−1⋅s−1 at 300 ∘C. A⟶products How long, in…

A: Given, The rate constant, K = 0.570 M-1S-1 Initial concentration, [A]0 = 0.820 M Final…

Q: Sucrose (C12H₂O11), which is commonly known as table sugar, reacts in dilute acid solutions to form…

A: The value of rate constant, k calculated from part-B is, k = 3.67*10-3 min-1  We consider the…

Q: A certain reaction has an activation energy of 44.26 kJ/mol. At what Kelvin temperature will the…

A:

Q: What would be the order of a reaction with a rate constant k= 2.67M^-6 days^-1?

A: The sum of the exponent term in the rate law for a chemical reaction is known as the order of the…

Q: 25. At 40°C, H,O,(aq) will decompose according to the following reaction: 2H,0, (aq) 2H,0(1) + 0,(g)…

A: Average rate for decomposition is a negative value and for formation is positive.

Q: The following data are for the decomposition of hydrogen peroxide in dilute sodium hydroxide at 20…

A: Let us discuss this question step by step.

Q: 5) After 75.909 seconds the concentration of A was reduced from 0.3398 M to 0.2206 M. What is the…

A: Time (t) = 75.909 s Initial concentration of A (c0)= 0.3398 M Concentration of A at 75.909 s (c)=…

Q: study of uie gas phase at 400 K NOCI(g)- →NO(g) + % Cl2(g) the following data were obtained: NOCI],…

A:

Q: The gas phase decomposition of dinitrogen pentoxide at 335K N205(9)→2 NO2(g) + ½ 02(g) is first…

A:

Q: The rate constant for a certain reaction is k = 7.60×10−3 s^-1 . If the initial reactant…

A:

Q: At a certain temperature the rate of this reaction is second order in SO, with a rate constant of…

A: The number of moles of a substance is determined as the mass of the substance upon its molar mass.…